Opalescence is clearly an enchantment deck build-around, which let you turn Replenish into not only a source of lots of virtual card advantage, but also a massive battlefield position that could easily dominate and end the game
Rogue's Passage is an unblockable enabler, Abzan Falconer and The Wind Crystal are your flying enablers, and one-sided sweepers like Mass Calcify and Wave of Reckoning open up the board for you
The back up strategy is to go get the legendary land Valakut, the Molten Pinnacle, which makes it so if you have five Mountains in play and then play another, you get to deal 3 damage to a player or creature
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During your turn, you may cast creature spells from among cards you own exiled with this creature by removing three counters from among creatures you control in addition to paying their other costs
If an effect from spell or ability gives a player extra turns, it does this by adding the turns directly after the current turn