How can you create a combo with Radiant Solar, Karmic Guide, Phantom Steed, Hama Pashar, Ruin Seeker?
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[START OF COMBO]This combo can be formed with Radiant Solar, Karmic Guide, Phantom Steed, Hama Pashar, Ruin Seeker

Color identity: WU
Mana cost: {3}{U}
Steps:
  1. Cast Phantom Steed by paying {3}{U}.
  2. Radiant Solar and Phantom Steed trigger.
  3. Resolve Phantom Steed's trigger, exiling Karmic Guide until Phantom Steed leaves the battlefield.
  4. Resolve Radiant Solar's trigger, venturing into the Sandfall Cell room of Tomb of Annihilation.
  5. Sandfall Cell triggers twice.
  6. Resolve one Sandfall Cell trigger, sacrificing Phantom Steed and causing each other player to lose 2 life unless they sacrifice an artifact, creature, or land.
  7. Karmic Guide enters the battlefield as Phantom Steed's effect ends.
  8. Radiant Solar and Karmic Guide trigger.
  9. Resolve Karmic Guide's trigger, returning Phantom Steed from your graveyard to the battlefield.
  10. Radiant Solar and Phantom Steed trigger.
  11. Resolve Phantom Steed's trigger, exiling Karmic Guide until Phantom Steed leaves the battlefield.
  12. Resolve the Radiant Solar trigger from step 10, venturing into the Cradle of the Death God room.
  13. Cradle of the Death God triggers twice, creating two legendary tokens of The Atropal.
  14. Put one of The Atropal tokens into the graveyard due to the legend rule.
  15. Resolve the Radiant Solar trigger from step 8, venturing into the Trapped Entry room of Tomb of Annihilation.
  16. Trapped Entry triggers twice, causing each player to lose a total of 2 life.
  17. Resolve the remaining Sandfall Cell trigger from step 5, sacrificing Phantom Steed and causing each other player to lose 2 life unless they sacrifice an artifact, creature, or land.
  18. Repeat steps 7 through 11.
  19. Resolve one of Radiant Solar's triggers, venturing into the Veils of Fear room.
  20. Veils of Fear triggers twice, causing each player to lose 2 life unless they discard a card, twice.
  21. Repeat from step 4 as many times as the game state allows, choosing a different target in step 3 or 9 to end the loop if necessary.[END OF COMBO STEPS]

Result:
  - Near-infinite death triggers
  - Near-infinite enters the battlefield
  - Near-infinite lifeloss
  - Near-infinite leaves the battlefield
  - Near-infinite sacrifice triggers
  - Near-infinite ventures into the dungeon[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - Radiant Solar must be on the battlefield
  - Karmic Guide must be on the battlefield
  - Phantom Steed must be in your hand
  - Hama Pashar, Ruin Seeker must be on the battlefield
  - You have ventured into the Tomb of Annihilation twice, choosing the Veils of Fear room.
[END OF COMBO PREREQUISITES]
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