Your opponent cannot activate Spell/Trap Cards in response to this effect's activation.
However, I cannot equip at any other point during my turn or during another players turn

Creatures (13) 1 Raven Guild Master 1 Trinket Mage 1 Scrivener 1 Barrin, Master Wizard 1 Rimefeather Owl 1 Voidmage Husher 1 Vendilion Clique 1 Steelclad Serpent 1 Mirror-Mad Phantasm 1 Dungeon Geists 1 Nephalia Smuggler 1 Jalira, Master Polymorphist 1 Clever Impersonator Lands (37) Spells (50) 1 Counterspell 1 Time Warp 1 Jester's Cap 1 Braingeyser 1 Animate Artifact 1 Sleight of Hand 1 Personal Tutor 1 Memory Lapse 1 Careful Study 1 Sword of Fire and Ice 1 Memory Jar 1 Fabricate 1 Condescend 1 Whispersilk Cloak 1 Concentrate 1 Choking Tethers 1 Polymorph 1 Argivian Restoration 1 Confound 1 Dominate 1 Ancestral Vision 1 Foresee 1 Cryptic Command 1 Distant Melody 1 Diviner's Wand 1 Notorious Throng 1 Coma Veil 1 Lich's Mirror 1 Expedition Map 1 Everflowing Chalice 1 Recurring Insight 1 Unified Will 1 Venser's Journal 1 Psychic Barrier 1 Visions of Beyond 1 Crown of Empires 1 Bone to Ash 1 Amass the Components 1 Crippling Chill 1 Vanishment 1 Ring of Xathrid 1 Stolen Identity 1 Last Thoughts 1 Dissolve 1 Polymorphous Rush 1 Hour of Need 1 Pull from the Deep 1 Avarice Amulet 1 Treasure Cruise I may or may not have just looked at every Magic card that could fit into a Vendilion Clique, then cross referenced it with my internal Harry Potter knowledge (not quite encyclopedic, but enough for this venture)

Here are the exact specs to build and print one at home, plus how to turn it into a real card that survives a binder
Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from your hand or field as material, then you can Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from your hand or field as material.
Altisaur's enrage ability lets it continuously fight as long as it keeps surviving the scuffles