Keeper of the Light

Buyback 3 (You may pay an additional 3 as you cast this spell. If you do, put this card into your hand as it resolves.) Destroy target enchantment.

Target creature gets +3/+3 and gains flying until end of turn. (It can't be blocked except by creatures with flying or reach.)

Each player chooses from among the permanents they control an artifact, a creature, an enchantment, and a land, then sacrifices the rest.

Whenever this creature attacks, it gets +0/+3 until end of turn.

At the beginning of your upkeep, if you have 10 or less life, you gain 1 life.

Flying This creature can't attack unless you sacrifice a land. (This cost is paid as attackers are declared.)

Each creature you control can block an additional creature each combat.

All damage that would be dealt this turn to target creature you control by a source of your choice is dealt to another target creature instead.