Secondly both Toon Mermaid and Toon Summoned Skull must pay 500 Life Points to attack and cannot attack the turn they are summoned, so you only get a couple shots to make your attacks count

Abstruse Archaic Adric, Mathematical Genius Ayesha Tanaka Azorius Guildmage Battlemage's Bracers Bind Bind (playtest) Biomancer's Familiar Brokers Confluence Brown Ouphe Burning-Tree Shaman Ceaseless Searblades Defabricate Deny the Witch Detention Vortex Disallow Dragon Whelp Drought Echo, Perceptive Prodigy Edifice of Authority Elvish Refueler Emerald Dragon Emerald Dragon Ertai Resurrected Farrelite Priest Gogo, Master of Mimicry Green Slime Heartstone Ice Cage Illusionist's Bracers Initiates of the Ebon Hand Interdict Kang the Conqueror Katabatic Winds Laboratory Drudge Linvala, Shield of Sea Gate Lithoform Engine Locus of Enlightenment Lost in Thought Louisoix's Sacrifice Lukka, Bound to Ruin Magewright's Stone Nalathni Dragon Nimble Obstructionist Oddric, Lunar Marquis (playtest) Orb of Origin (playtest) Ouphe Vandals Overcharged Amalgam Peter Parker's Camera Phenomena Recorder Power Artifact Primal Beyond Professor Hojo Quagnoth Ravager Wurm Repudiate // Replicate Repudiate // Replicate Reroute Return the Favor Rimewind Cryomancer Rings of Brighthearth Rust Scientist Supreme of A.I.M

When an attack is declared involving your opponent's monster: Change that opponent's monster's ATK to 0, negate its effects, also it cannot change its battle position
Champions of Kamigawa Block In 2004, we were in the middle of development for Champions of Kamigawa (one of the rare sets where I was on the development team but not the design team) when the team decided we were low on splashy effects
You may cast that card by discarding a card rather than paying its mana cost