Flowey

Reach, trample, persist.
When Flowey enters the battlefield remove
a -1 -1 counter from it.
{t}{w}{w}{u}{u}{b}{b}{r}{r}{g}{g} exile Flowey: search
your library and/or graveyard for a card named
ASRIEL DREEMURR and put it onto the battlefield. Shuffle your library.
In this world, it's KILL OR BE KILLED