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Petra illustration
Petra

Petra

Petra Construction

Sun Ranger Impact SSR

The head of Petra Construction, which takes on any building-related job, from demolition to construction. She has a talent for developing bombs that blow away only their intended targets with precision.

Cosmo Gate — #35 Most Used
97/6955 raid team slots (1%)
Birthday

10 / 21

Height

155 cm

Hometown

Kalaid

Affiliation

Petra Construction

VA (JP)

Mayu Mineda

VA (KR)

Kim Seon-Joo

Effects

Ignition Damage dealt to Star Attribute units increases by 1%. Applies up to 5 stacks. This boost applies independently of buffs and debuffs. SPD Up SPD increases by 20%. Dispel Specific Buff Removes a specific buff. Action Gauge Up Increases Action Gauge. DEF Down Decreases DEF by 30%.

Stats

Passive
HP
4,080
34/60
ATK
1,023
28/60
DEF
195
23/60
SPD
104
10/60
Toughness
3
CRIT Rate
5%
CRIT DMG
50%
ACC100%
Effect Hit116%
Effect RES0%
Guaranteed Effect Hit0%
Guaranteed Effect RES20%

Pre-Construction Review Lv.4

ATK Increase Amount+15%

Skills

Pre-Construction Review
Pre-Construction Review Non-Attack Passive

Increases Petra's ATK by 15%. Grants self 1 stack of Ignition and increases self Action Gauge by 20% after an ally (excluding Petra) breaks an enemy's Toughness. Occurs once per turn.

ATK Increase Amount +5%
4 upgrade levels
Lv.2 Pre-Construction Review

Increases Petra's ATK by 5%. Grants self 1 stack of Ignition and increases self Action Gauge by 10% after an ally (excluding Petra) breaks an enemy's Toughness. Occurs once per turn.

ATK Increase Amount +5%
Lv.3 Pre-Construction Review

Increases Petra's ATK by 10%. Grants self 1 stack of Ignition and increases self Action Gauge by 15% after an ally (excluding Petra) breaks an enemy's Toughness. Occurs once per turn.

ATK Increase Amount +10%
Lv.4 Pre-Construction Review

Increases Petra's ATK by 15%. Grants self 1 stack of Ignition and increases self Action Gauge by 20% after an ally (excluding Petra) breaks an enemy's Toughness. Occurs once per turn.

ATK Increase Amount +15%
Action Gauge Up Increases Action Gauge.
Ignition 1T Damage dealt to Star Attribute units increases by 1%. Applies up to 5 stacks. This boost applies independently of buffs and debuffs.
Improvised Blueprints
Improvised Blueprints Attack Single Enemy
DMG: 65% ATK

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

10 upgrade levels
Lv.2 DMG +1%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Lv.3 DMG +1%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Lv.4 DMG +1%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Lv.5 DMG +1%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Lv.6 DMG +2%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Lv.7 DMG +2%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Lv.8 DMG +2%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Lv.9 DMG +2%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Lv.10 DMG +3%

Petra slams her blueprints down on the enemy to attack. Grants self 1 stack of Ignition.

Ignition 1T Damage dealt to Star Attribute units increases by 1%. Applies up to 5 stacks. This boost applies independently of buffs and debuffs.
Breaking Ground
Breaking Ground Attack Single Enemy
Cooldown: 3 turns DMG: 90% ATK

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

10 upgrade levels
Lv.2 DMG +1%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

Lv.3 DMG +1%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

Lv.4 DMG +1%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

Lv.5 DMG +1%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

Lv.6 DMG +2%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

Lv.7 DMG +2%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

Lv.8 DMG +2%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

Lv.9 DMG +2%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

Lv.10 DMG +3%

Petra pulls a bomb from her side bag and hurls it at the enemy. Grants self SPD Up for 2 turns, and grants self 2 stacks of Ignition.

SPD Up 2T SPD increases by 20%.
Ignition 1T Damage dealt to Star Attribute units increases by 1%. Applies up to 5 stacks. This boost applies independently of buffs and debuffs.
Construction Negotiations
Construction Negotiations Attack Single Enemy
Cooldown: 5 turns DMG: 115% ATK

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with an 100% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

10 upgrade levels
Lv.2 DMG +1%

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with a 75% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

Lv.3 DMG +2%

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with a 75% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

Lv.4 DEF Down chance +10%

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with an 85% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

Lv.5 DMG +2%

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with an 85% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

Lv.6 Cooldown decreases by 1 turn(s)

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with an 85% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

Lv.7 DMG +2%

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with an 85% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

Lv.8 DEF Down chance +15%

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with an 100% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

Lv.9 DMG +3%

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with an 100% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

Lv.10 DMG +5%

Petra rolls out a barrage of bombs to attack the enemy. Inflicts the enemy with DEF Down for 2 turns with an 100% chance.Deals 4% increased damage for each Ignition stack, up to 5 stacks on attack, and removes all Ignition stacks after attacking.

DEF Down (Target) 2T Decreases DEF by 30%.
Dispel Specific Buff Removes a specific buff.

Resonance

Grade Level Stat Bonuses Journey Passive Unlock
1 Lv. 20
ATK +100 HP +720
+45 focus
2 Lv. 40
Effect Hit +4%
+30 strength
3 Lv. 60
ATK +125 DEF +50
Sense of Focus

Slightly increases self Effect Hit by a certain percentage.
4 Lv. 80
ATK Increase Amount +2%
+60 focus
5 Lv. 100
HP +900 DEF +60
+40 strength
6 Lv. 120
SPD +4
Sense of Attack

Slightly increases self ATK by a certain percentage.
7 Lv. 140
ATK +175 HP +1080
+60 focus
8 Lv. 160
ATK Increase Amount +4%
+60 focus
9 Lv. 180
ATK +200 DEF +70
+50 strength
10 Lv. 200
Effect Hit +12%
Skill of Focus

Increases Effect Hit by 4%.

Journey

Each stat has a base value and a multiplier that determines how much return you get per point invested. Higher multipliers (e.g. 1.2x) mean more stat gain per point. Efficiency is the game's investment recommendation for this role: Good = priority stat, Normal = decent, Bad = low priority.

strength
150 (30+120) 1.1x GOOD
vitality
20 1.0x NORMAL
endurance
20 0.9x NORMAL
protection
10 1.0x BAD
focus
235 (10+225) 1.0x BAD

Affection

Max Level 60
Total EXP 27,125
Total Stats +400 ATK +2400 HP +244 DEF
Preferred Gifts
Book x5 Cosmetics x3
Level progression (60 levels)
Lv EXP Cumulative ATK HP DEF
1 60 60 — — —
2 70 130 +10 +60 +6
3 80 210 +10 +60 +6
4 90 300 +10 +60 +6
5 100 400 +10 +60 +6
6 110 510 +10 +60 +6
7 120 630 +10 +60 +6
8 130 760 +10 +60 +6
9 140 900 +10 +60 +6
10 150 1,050 +10 +60 +6
11 165 1,215 +8 +48 +5
12 180 1,395 +8 +48 +5
13 195 1,590 +8 +48 +5
14 210 1,800 +8 +48 +5
15 225 2,025 +8 +48 +5
16 240 2,265 +8 +48 +5
17 255 2,520 +8 +48 +5
18 270 2,790 +8 +48 +5
19 285 3,075 +8 +48 +5
20 300 3,375 +8 +48 +5
21 320 3,695 +8 +48 +5
22 340 4,035 +8 +48 +5
23 360 4,395 +8 +48 +5
24 380 4,775 +8 +48 +5
25 400 5,175 +8 +48 +5
26 420 5,595 +8 +48 +5
27 440 6,035 +8 +48 +5
28 460 6,495 +8 +48 +5
29 480 6,975 +8 +48 +5
30 500 7,475 +8 +48 +5
31 510 7,985 +5 +30 +3
32 520 8,505 +5 +30 +3
33 530 9,035 +5 +30 +3
34 540 9,575 +5 +30 +3
35 550 10,125 +5 +30 +3
36 560 10,685 +5 +30 +3
37 570 11,255 +5 +30 +3
38 580 11,835 +5 +30 +3
39 590 12,425 +5 +30 +3
40 600 13,025 +5 +30 +3
41 610 13,635 +5 +30 +3
42 620 14,255 +5 +30 +3
43 630 14,885 +5 +30 +3
44 640 15,525 +5 +30 +3
45 650 16,175 +5 +30 +3
46 660 16,835 +5 +30 +3
47 670 17,505 +5 +30 +3
48 680 18,185 +5 +30 +3
49 690 18,875 +5 +30 +3
50 700 19,575 +5 +30 +3
51 710 20,285 +5 +30 +3
52 720 21,005 +5 +30 +3
53 730 21,735 +5 +30 +3
54 740 22,475 +5 +30 +3
55 750 23,225 +5 +30 +3
56 760 23,985 +5 +30 +3
57 770 24,755 +5 +30 +3
58 780 25,535 +5 +30 +3
59 790 26,325 +5 +30 +3
60 800 27,125 +5 +30 +3
Gift items & EXP values
Invitation
Cafe Invitation — 30 Restaurant Invitation — 60 Amusement Park Invitation — 120 Cruise Trip Invitation — 240
Dessert
Honey Candy — 10 Morian Cookie Choux — 20 Daily Twenty Donut — 30 Special Chocolate Berry Parfait — 50 Celestial Sherbet — 80
Book x5
Latest Travel Times — 10 (50) Interpretation of the Temporal Horizon — 20 (100) Phantom Thief Fox Renard (HC) — 30 (150) New Era (First Edition) — 50 (250) Void Grimoire Manuscript — 80 (400)
Cosmetics x3
Skincare Beauty Lip Balm — 10 (30) Elegant Hand Mirror — 20 (60) Celestique All-in-One Essence — 30 (90) Golden Dew Moisturizing Cream — 50 (150) Serenade Lumiere — 80 (240)
Flower
Fresh Tulip — 10 Potted Cactus — 20 Hundred-Rose Bouquet — 30 Potted Orchid — 50 Royal Amour Bouquet — 80
Tool
Multicolored Glass Marbles — 10 Luxury Tea Set — 20 Dancing Girl — 30 Holy Night Planetarium — 50 Tear of the Star — 80
Observe: Normal Sub: Cancer