Win a game of Oathbreaker on turn 1 with some very specific cards in your hand and library
Reveal Chancellor of the Tangle to add one green mana at the beginning of your first main phase
Put Gaea's Cradle on the battlefield
Exile Elvish Spirit Guide to add another green mana
Use both mana to cast Badgermole Cub and earthbend the cradle
Tap the cradle to add three green mana
Using one green mana, cast Krosan Wayfarer and sacrifice it to put Bayou on the battlefield
Tap the bayou to add a black mana and cast Tyvar, then use his +1 to untap the cradle
Tap the cradle again to add three green mana and use two to cast Marvin, Murderous Mimic
Tap Marvin to add four green mana, you now have five green mana
Cast Genesis Wave for X=2, putting Devoted Druid and Incubation Druid
You now have an arbitrary large amount of mana and can untap Marvin an arbitrary large number of time
Cast Genesis Wave again for X=3, putting Formidable Speaker, Ba Sing Se and Rath's Edge on the battlefield
Since Marvin have Formidable Speaker ability, you can now untap other permanents for free
Use Ba Sing Se to earthbend bayou then sacrifce the bayou with Rath's Edge to deal one damage to an opponent
Bayou come back into play thanks to the earthbend ability, repeat the process as much as needed to eventually win the game!