You control lands that tap to add at least ({2} magic symbol) ({G} magic symbol) ({G} magic symbol) .
Mana Needed
({2} magic symbol) ({G} magic symbol) ({G} magic symbol) plus commander tax, if applicable available.
Steps
Activate all lands you control by tapping them, adding at least ({2} magic symbol) ({G} magic symbol) ({G} magic symbol) .
Storm Cauldron triggers, returning the lands from the battlefield to your hand.
Cast Journey to the Oracle either from your hand or from the command zone by paying ({2} magic symbol) ({G} magic symbol) ({G} magic symbol) and commander tax, if applicable.
Resolve Journey to the Oracle, putting all land cards from your hand onto the battlefield, and then discarding a card to return Journey to the Oracle to your hand.
When the lands enter the battlefield,
Tatyova triggers once for each of them, causing you to draw that many cards and gain that much life.
Repeat.
Results
Infinite card draw.
Infinite draw triggers.
Near-infinite landfall triggers.
Near-infinite lifegain.
Near-infinite lifegain triggers.
Near-infinite magecraft triggers.
Near-infinite storm count.
Near-infinite mana lands you control can produce.
Put all lands from your hand and library onto the battlefield.
Metadata
In 185 decks according to EDHREC.
Bracket Tag
This combo has been estimated to be Ruthless (Bracket 4+).