How can you create a combo with Gravity Sphere, Island Sanctuary?
user
[START OF COMBO]This combo can be formed with Gravity Sphere, Island Sanctuary

Color identity: RW
Mana cost: 
Steps:
  1. At the beginning of your draw step, Island Sanctuary causes you to skip your card draw, and prevents creatures without flying and/or islandwalk from attacking you.
  2. Because Gravity Sphere causes all creatures to lose flying, only creatures with islandwalk can attack you.[END OF COMBO STEPS]

Result:
  - Only creatures with islandwalk can attack you
  - You do not draw cards during your draw steps[END OF COMBO RESULT][END OF COMBO]

Other prerequisites:
  - All permanants must be on the battlefield
[END OF COMBO PREREQUISITES]
assistant