If you dont have any artifact hate, things get harder
This one mana enchantment comes down earlier than Dockside Extortionist, but has the potential to generate more mana
Cards ListU 0201 FIN Sidequest: Raise a Chocobo When this enchantment enters, create a 2/2 green Bird creature token with "Whenever a land you control enters, this token gets +1/+0 until end of turn." At the beginning of your first main phase, if you control four or more Birds, transform this enchantment
III Target player loses 3 life and you gain 3 life
Imagine giving Myriad to an Avenger of Zendikar
It may be only useful for pure Goblin tribe decks, another idea, inspired by Dragon Fodder, would be to create a Dragon deck where the Goblins serve in parallel as prey and maintain a steady onslaught while the flying Lizards cause chaos and damage