Number of projectiles or card copies.
Max Level: 5 | Bonus: +1 per level | Max Effect: +5
Cost: 850 coins per level
Size of area-of-effect attacks.
Max Level: 5 | Bonus: +10% per level | Max Effect: +50%
Cost: 850 coins per level
Damage reduction shield.
Max Level: 5 | Bonus: +15 per level | Max Effect: +75
Cost: 700 coins per level
How long stat boosts and Crawler effects last.
Max Level: 5 | Bonus: +1 turn per level | Max Effect: +5 turns
Cost: 800 coins per level
Stat increases over time.
Max Level: 5 | Bonus: +1% per turn | Max Effect: +5%
Cost: 900 coins per level
Better drop rates and crit chance.
Max Level: 5 | Bonus: +10% per level | Max Effect: +50%
Cost: 850 coins per level
Maximum mana capacity.
Max Level: 5 | Bonus: +5 per level | Max Effect: +25
Cost: 750 coins per level
Damage multiplier percentage.
Max Level: 5 | Bonus: +10% per level | Max Effect: +50%
Cost: 850 coins per level
Health regeneration per second.
Max Level: 5 | Bonus: +1 HP/s per level | Max Effect: +5 HP/s
Cost: 800 coins per level
How quickly you act / attack speed.
Max Level: 5 | Bonus: +5% per level | Max Effect: +25%
Cost: 850 coins per level
Converts armor to damage.
Max Level: 5 | Bonus: +10% per level | Max Effect: +50%
Cost: 950 coins per level
Reduce card cooldowns.
Max Level: 3 | Bonus: -1 turn per level | Max Effect: -3 turns
Cost: 1000 coins per level