Shard Phoenix

Sacrifice this creature: Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Protection from red Shadow (This creature can block or be blocked by only creatures with shadow.)

Creatures you control get +1/+1.

Protection from black At the beginning of each end step, if this creature dealt damage to an opponent this turn, put a +1/+1 counter on it.

Other Elf creatures get +1/+1 and have forestwalk. (They can't be blocked as long as defending player controls a Forest.)