How can you create a combo with Magus Lucea Kane, Umbral Mantle, Mana Reflection?
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[START OF COMBO]This combo can be formed with Magus Lucea Kane, Umbral Mantle, Mana Reflection

Color identity: GUR
Mana cost: 
Steps:
  1. Activate Magus Lucea Kane by tapping it, adding {C}{C}{C}{C}.
  2. Activate Magus Lucea Kane by paying {3} and untapping it, giving itself +2/+2 until end of turn.
  3. Repeat.
  4. You may then cast a spell or activate an ability with {X} in its mana cost, getting infinite copies of that spell or ability.[END OF COMBO STEPS]

Result:
  - Infinite colorless mana
  - Infinite copies of abilities with {X} in their cost
  - Infinite copies of spells with {X} in their mana cost
  - Infinitely large Magus Lucea Kane until end of turn[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
  - Umbral Mantle attached to Magus Lucea Kane.
  - Magus Lucea Kane does not have summoning sickness.
[END OF COMBO PREREQUISITES]
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