M:tG card similarity search
3 · Artifact
Whenever you roll one or more dice, put a number of charge counters on Vexing Puzzlebox equal to the result. {T}: Add one mana of any color. Roll a d20. {T}, Remove 100 charge counters from Vexing Puzzlebox: Search your library for an artifact card, put that card onto the battlefield, then shuffle.
| Name | Mana | Type | Text |
|---|---|---|---|
| Firemind's Research | UR | Enchantment | Whenever you cast an instant or sorcery spell, put a charge counter on Firemind's Research. {1}{U}, Remove two charge counters from Firemind's Research: Draw a card. {1}{R}, Remove five charge counters from Firemind's Research: It deals 5 damage to any target. |
| Tumble Magnet | 3 | Artifact | Tumble Magnet enters the battlefield with three charge counters on it. {T}, Remove a charge counter from Tumble Magnet: Tap target artifact or creature. |
| City of Shadows | Land | {T}, Exile a creature you control: Put a storage counter on City of Shadows. {T}: Add {C} for each storage counter on City of Shadows. | |
| Dragonspark Reactor | 1R | Artifact | Whenever Dragonspark Reactor or another artifact enters the battlefield under your control, put a charge counter on Dragonspark Reactor. {4}, Sacrifice Dragonspark Reactor: It deals damage equal to the number of charge counters on it to target player and that much damage to up to one target creature. |
| Mace of the Valiant | 2W | Artifact — Equipment | Equipped creature gets +1/+1 for each charge counter on Mace of the Valiant and has vigilance. Whenever a creature enters the battlefield under your control, put a charge counter on Mace of the Valiant. Equip {3} |
| Brain in a Jar | 2 | Artifact | {1}, {T}: Put a charge counter on Brain in a Jar, then you may cast an instant or sorcery spell with mana value equal to the number of charge counters on Brain in a Jar from your hand without paying its mana cost. {3}, {T}, Remove X charge counters from Brain in a Jar: Scry X. |
| Banshee's Blade | 2 | Artifact — Equipment | Equipped creature gets +1/+1 for each charge counter on Banshee's Blade. Whenever equipped creature deals combat damage, put a charge counter on Banshee's Blade. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.) |
| Conversion Chamber | 3 | Artifact | {2}, {T}: Exile target artifact card from a graveyard. Put a charge counter on Conversion Chamber. {2}, {T}, Remove a charge counter from Conversion Chamber: Create a 3/3 colorless Phyrexian Golem artifact creature token. |
| Blacker Lotus | 0 | Artifact | {T}: Tear Blacker Lotus into pieces. Add four mana of any one color. Remove the pieces from the game. |
| Grindclock | 2 | Artifact | {T}: Put a charge counter on Grindclock. {T}: Target player mills X cards, where X is the number of charge counters on Grindclock. |