In Two-Headed Giant you lose the game after receiving 15 poison counters
These cards are insanely powerful, but they need entire decks to be dedicated around them, and many aren't worth it due to just how much support they need
I slip them in front of Corrupt because creatures are naturally more valuable (especially with lifelink) and easier to trigger again with a reanimation, flicker, or some other reuse
Once Goldbug, Scrappy Scout attacks with at least one other human, you draw a card and convert it back to Goldbug, Humanitys Ally
This doesnt look powerful, but it has a few things going up for it
Since you typically will not attack in the early game, Tropical Beach functions as an additional draw Supporter