Combos Browse all Suggest
Legality
| Format | Legality |
| 1v1 Commander | Legal |
| Archenemy | Legal |
| Block Constructed | Legal |
| Canadian Highlander | Legal |
| Casual | Legal |
| Commander / EDH | Legal |
| Commander: Rule 0 | Legal |
| Custom | Legal |
| Duel Commander | Legal |
| Freeform | Legal |
| Highlander | Legal |
| Legacy | Legal |
| Leviathan | Legal |
| Limited | Legal |
| Oathbreaker | Legal |
| Planar Constructed | Legal |
| Planechase | Legal |
| Quest Magic | Legal |
| Tiny Leaders | Legal |
| Vanguard | Legal |
| Vintage | Legal |
Rin and Seri, Inseparabler (Playtest)
Legendary Creature — Dog Cat Scientist
All Cats you control are Dogs in addition to their other types.
All Dogs you control are Cats in addition to their other types.
Cats and Dogs you control have haste.
TEST CARD - Not for constructed play
