Nature's Rhythm (Clan Showcase) Full Art creatures you control gain trample

creatures you control gain trample and get +X/+X until end of turn

Any number of target opponents each sacrifice a creature with the greatest power among creatures that player controls and lose 3 life

At the beginning of your end step

{T}: Add one mana of any color

Nature's Rhythm (Clan Showcase) Full Art creatures you control gain trampleSearch your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle. Harmonize {X}{G}{G}{G}{G} (You may cast this card from your graveyard for its harmonize cost. You may tap a creature you control to reduce that cost by an amount of generic mana equal to its power. Then exile this spell.)