Green, Multicolored, Colorless, Lands
Svella, Ice Shaper allows you to create an alternative mana base, ensuring youll stay far ahead of your opponents once you start removing lands
When Pashalik Mons or another Goblin dies, you get to deal one damage to a creature or a player, letting your little Goblins get one last ping in before dying
It only takes seven power to station it (I keep wanting to say "crew"), which is reasonable, and for your effort, you get a 4/5 flier that can put any creature from your hand onto the battlefield for free
Many green card draw effects care about casting creature spells or else about getting nontoken creatures: Soul of the HarvestSoul of the Harvest, Primordial SagePrimordial Sage, Lifecrafter's BestiaryLifecrafter's Bestiary, et cetera