GOBLIN SNOWMAN first and foremost
Maybe something like: 4 Temple Garden 4 Selesnya Guildgate 4 Stomping Ground 11 Plains 1 Forest Once we open the door to green, there are a lot of great options at every spot on the curve, but this does put pressure Heliod to justify his use of the four spot in a world with Trostani, Advent of the Wurm, Polukranos, and the like
Despite only going in a few possible archetypes it is very powerful in them being a zero mana hard counterspell with no target restrictions, an acceptable normal cost and no associated card disadvantage for the pitch cost
The Headless Horseman, Terror of Sleepy Hollow, has a very good on-play ability to banish every character with two strength or less
Just play Spectacular Pileup, which gets around Heroic Intervention, and then cycle it if you draw it late and you dont want to cast it