Argentum Masticore
First strike, protection from multicolored At the beginning of your upkeep, sacrifice this creature unless you discard a card. When you discard a card this way, destroy target nonland permanent an opponent controls with mana value less than or equal to the mana value of the discarded card.
Rulings (2)
Feb 4, 2023 · Notably, this means that you may discard a card to keep Argentum Masticore on the battlefield even if there isn't a legal target for that second triggered ability. In that case, no players may respond to the second triggered ability and it does not resolve.
Feb 4, 2023 · You don't choose a target for Argentum Masticore's upkeep triggered ability at the time it triggers. Rather, a second "reflexive" ability triggers when you discard a card this way. You choose a target for that ability as it goes on the stack. Each player may respond to this triggered ability as normal.
Where it’s played now
Inclusion by archetype
| Archetype | Format | Inclusion | Copies | Decks (n) |
|---|---|---|---|---|
| Other Shops | Vintage | 100% | 2–3× | 3 |
| Raker Shops | Vintage | 98.8% | 2–4× | 80 |
| Jewel Shops | Vintage | 93.6% | 2–4× | 47 |
| Sphere Shops | Vintage | 28.6% | 1× | 63 |
| Tron | Legacy | 19.3% | 1× | 145 |
| Tinker | Vintage | 6.1% | 1–2× | 33 |