Sun Titan by paying ({4} magic symbol) ({W} magic symbol) ({W} magic symbol) .
When
Sun Titan enters the battlefield, it,
Radiant Solar and
Glasspool Mimic trigger.
Resolve the
Sun Titan trigger, returning
Fell Stinger from your graveyard to the battlefield.
When
Fell Stinger enters the battlefield, its exploit ability,
Radiant Solar and
Glasspool Mimic trigger.
Resolve the
Fell Stinger trigger, causing you to sacrifice it.
Fell Stinger's second ability triggers, causing target player to draw 2 cards and lose 2 life.
Resolve the
Glasspool Mimic trigger from step 4, causing you to venture into the "Trapped Entry" room of Tomb of Annihilation, causing each player to lose 1 life.
Resolve the
Radiant Solar trigger from step 4, causing you to venture into the "Veils of Fear" room, causing each player to discard a card or lose 2 life.
Resolve the
Glasspool Mimic trigger from step 2, causing you to venture into the "Sandfall Cell" room, causing you to sacrifice
Sun Titan and each opponent to either sacrifice a creature, artifact or land, or lose 2 life.
Resolve the
Radiant Solar trigger from step 2, causing you to venture into the "Cradle of the Death God" room, creating a legendary 4/4 The Atropal creature token and completing Tomb of Annihilation.
Sefris' second ability triggers, returning
Sun Titan from your graveyard to the battlefield.
Repeat from step 2.
Results
Near-infinite card draw for any number of players.
Near-infinite death triggers.
Near-infinite draw triggers for any number of players.