Searcher en-Kor

When Searcher en-Kor enters the battlefield, you may search your library for a Plains, reveal it, and put it into your hand. Shuffle your library.
{0}: The next 1 damage that would be dealt to Searcher en-Kor this turn is dealt to target creature you control instead.
If four or more damage is redirected in a turn, exile Searcher en-Kor. Return it to the battlefield at the beginning of the next end step.