Ardent Militia

Master Healer

{T}: Prevent the next 4 damage that would be dealt to any target this turn.

Creatures with power greater than the number of cards in your hand can't attack.

{2}, {T}: Target creature gains flying until end of turn.

{4}, {T}, Sacrifice a creature: This artifact deals 4 damage to target creature.

At the beginning of each player's draw step, if this artifact is untapped, that player draws an additional card.

Whenever a player casts a red spell, you may pay {1}. If you do, you gain 1 life.

Whenever a player casts a white spell, you may pay {1}. If you do, you gain 1 life.