Your items have +5% » +10% Crit Chance for each Flying item you have.

Your Weapons have +10 » +20 Damage for each Flying item you have.

When your items run out of Ammo, gain 10 » 20 » 30 Regen for the fight.

When you Level Up, Upgrade a lower tier item.

When your items start Flying, Charge a Weapon 1 second.

When you use a Weapon, it gains +3% » +6% » +9% » +12% Crit Chance for the fight.

The first 5 » 10 times you Crit each fight, Charge an item 1 second(s).

Your Potions' Cooldowns are reduced by 1 second.

While you have more than half Health, your Weapons have +30 » +60 » +90 Damage.

At the start of each fight, deal Damage equal to 10% » 20% » 30% of an enemy's Max Health.