Good sacrifices
= Reduces Create Imp spell by 300 gold (minimum of 150 gold - stackable).
2 x = Finishes current research.
2 x = Finishes current manufacturing.
+ =
+ =
3 x =
+ + =
Bad sacrifices
= All your chickens die
Chicken = All your chickens die
2 x = All your creatures become diseased (after the first Vampire drop, you get a warning)
Neutral sacrifices
2 x = All your creatures become chickens (useful to avoid an enemy Armageddon)
Gold = Funny quote
= All your creatures become angry (works in KeeperFX only. Otherwise, DON'T try it). However, note that when you do it, you are rewarded with 30000 points to your score (not tested).
Thanks to DragonsLover for disproving a number of other suggested combinations!
Post edited by DragonsLover, and my pleasure Pat!