Dyson Sphere Gravity

EARTH 4

You can Tribute this card; add 1 Field Spell Card from your Deck to your hand.

LIGHT

2 Level 9 monsters Once per Battle Step, during your opponent's turn, if this card with Xyz Material is attacked: Negate the attack (this is a Quick Effect). When this card is targeted for an attack while it has no Xyz Materials: You can target 2 monsters in your Graveyard; attach those targets to this card as Xyz Materials. During your Main Phase 1: You can detach 1 Xyz Material from this card; this card can attack your opponent directly this turn. Your opponent must control a monster with higher ATK than this card for you to activate and to resolve this effect.

LIGHT 5

If you control no monsters, you can Special Summon this card (from your hand), but its original ATK and DEF become halved. During each of your Standby Phases: Increase the Level of this card by 1. There can only be 1 "Solar Wind Jammer" on the field.