Mishra's Workshop [Antiquities] SM46 During battle between attacking card

During battle between attacking card and a Defense Position monster whose DEF is lower than the ATK of this card

Set: Crossroads of Chaos Card type: Effect Monster Rarity: Ultimate Rare Attack: 2800 Defense: 2600 You can Tribute 1 face-up Plant-Type monster you control to negate the activation of a Spell

Set: OTS Tournament Pack 5 Card type: Fusion/Effect Monster Rarity: Common Attack: 2500 Defense: 2000 1 "HERO" monster + 1 WATER monster Must be Fusion Summoned

except “Harpie Channeler”

Mishra's Workshop [Antiquities] SM46 During battle between attacking cardSet: Antiquities Type: Land Rarity: Rare {T}: Add {C}{C}{C}. Spend this mana only to cast artifact spells. Though he eventually came to despise Tocasia, Mishra listened well to her lessons on clarity of purpose. Unlike his brother, he focused his mind on a single goal.