Steelswarm Scout [DT05-EN077] Rare

You can activate this effect at the start of your Main Phase 1, if you control no Spell/Trap Cards. Special Summon this card from the Graveyard. You cannot Special Summon monsters the turn you activate this effect. This card cannot be Tributed, except for the Tribute Summon of a "Steelswarm" monster, and cannot be used as a Synchro Material Monster.