Venusaur, Verdant Colossus

Other Plant creatures you control gain +1/+1 when Venusaur, Verdant Colossus enters the battlefield.

{3}{g}, Vine Whip (Gain +1/+1 and Reach until the end of turn.)

{x}{g}{b}, {t}, Giga Drain (Give target creature 0/-X until the end of turn where X is the total mana spent. Gain that much life.)