If you haven't gained 3 or more life by the time an end step begins, Gwaihir, Greatest of the Eagles's ability won't trigger at all
According to the rules of Magic , if a creature has both a 1/1 and a +1/+1 counter, they cancel each other out, so the end result of this loop will be that we have a normal Putrid Goblin, which we can sacrifice again to Altar of Dementia to mill two more cards and start the process over again
Historically I have always kept my gold cards to an absolute minimum in the cube
2 Trainer Pikachu Trophy (1998) Price: $444,000 Grade: PSA 10 This ones a serious heavyweight, which is exactly why its at number 2 on our list
It does wait until the endstep, but a free way to come back for one dork is quite nice, love it lots
The first time I read it I almost choked on my coffee because I completely missed the first text line (it was very early in the morning)