The Continuous Spells can only activate this effect in the player's Main Phase, while the Continuous Traps can only do so in the opponent's Main Phase
While having the same stats as the regular Celtic Guard, the Obnoxious one earned his title thanks to his unique ability
Once per turn, if you do not control a "Buster Blader" monster: You can target 1 "Buster Blader" in your GY
The only realistic out is mourner drawn for turn, because no way they're holding it during your combo
Special Summon 1 monster from your hand, Deck, or Extra Deck that has 2 or more of the same Type, Attribute, and/or ATK (but negate its effects), and if you do, negate that targeted monster's effects, also, after that, if these monsters have the same name, you can banish both, face-down
The power levels of each Commander deck vary, with some on the weaker side and others fantastic right out of the box