Perks/Passive abilites are things will affect some of the gameplay mechanics and stuff. Players can equip only one per mission .Here are some attributes
Greed: chickens have a higher chance to drop coins and they drop 9 coins instead of 3. Scoring decreased by 5%
Poverty: scoring increased by 22%, chickens will never drop coins (except Bosses) and food dropping chance is lowered by 35%. Key will also rarely see
Rage: when you die, your damage output increases by 20% only for that wave (15% if it’s a boss wave) And it won’t stack. Scoring will not decrease
Gold Rush (only for boss rush missions): the amount of key drop for each wave will increased by 25% but scoring will be decreased by 50%).
Graze: Just like meteor storm, standing near something that could kill you will give you some points, scoring decreased by 7.5%
You can submit your perks in the reply section.