MTG >Combos >Spike Feeder +Simic Ascendancy +Heliod, Sun-Crowned +

With all three cards in play, at your upkeep, before Simic Ascendancy's ability resolves, activate Spike Feeder's ability to gain 2 life. Heliod's ability will trigger, put a +1/+1 counter on Spike Feeder Simic Ascendancy's ability will trigger, gaining a growth counter. Repeat the process until you have 20 or more counters on Simic Ascendancy, which will then win the game.