M:tG card similarity search
1R · Instant
Change the target of target activated ability with a single target. (Mana abilities can't be targeted.) Draw a card.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Tsabo's Web | 2 | Artifact | When Tsabo's Web enters the battlefield, draw a card. Each land with an activated ability that isn't a mana ability doesn't untap during its controller's untap step. | 
| Wall of Vipers | 2B | Creature — Snake Wall | Defender (This creature can't attack.) {3}: Destroy Wall of Vipers and target creature it's blocking. Any player may activate this ability. 2/4 | 
| Fool's Tome | 4 | Artifact | {2}, {T}: Draw a card. Activate only if you have no cards in hand. | 
| Ertai Resurrected | 2UB | Legendary Creature — Phyrexian Human Wizard | Flash When Ertai Resurrected enters the battlefield, choose up to one — • Counter target spell, activated ability, or triggered ability. Its controller draws a card. • Destroy another target creature or planeswalker. Its controller draws a card. 3/2 | 
| Nimble Obstructionist | 2U | Creature — Bird Wizard | Flash Flying Cycling {2}{U} ({2}{U}, Discard this card: Draw a card.) When you cycle Nimble Obstructionist, counter target activated or triggered ability you don't control. 3/1 | 
| Sister of Silence | 4U | Creature — Human Knight | Flash Psychic Abomination — When Sister of Silence enters the battlefield, counter target instant spell, sorcery spell, activated ability, or triggered ability. 3/3 | 
| Lu Su, Wu Advisor | 3UU | Legendary Creature — Human Advisor | {T}: Draw a card. Activate only during your turn, before attackers are declared. 1/2 | 
| Trigger Happy | 1R | Instant | Choose a triggered ability of target permanent. It triggers. You control that ability. | 
| James, Wandering Dad | 2U | Legendary Creature — Human Scientist | {T}: Add {C}{C}. Spend this mana only to activate abilities. 2/4 | 
| Thousand-Year Elixir | 3 | Artifact | You may activate abilities of creatures you control as though those creatures had haste. {1}, {T}: Untap target creature. |