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 |
| Modern | Legal |
| Oathbreaker | Legal |
| Planar Constructed | Legal |
| Planechase | Legal |
| Quest Magic | Legal |
| Tiny Leaders | Legal |
| Vanguard | Legal |
| Vintage | Legal |
Brotherhood Headquarters
Land
: Add .
: Add one mana of any colour. Spend this mana only to cast an Assassin spell or a spell that has freerunning, or to activate an ability of an Assassin source.
EDH
7
/ 0
EDH
0
/ 0
CAS
2
/ 0
EDH
2
/ 0
EDH
0
/ 0
EDH
1
/ 0
