Qo'noS Quartermaster 

Creature — Klingon Warrior
£0.19 #28773 0.0 years
Menace
Whenever this creature attacks, add one mana of any color. Until end of turn, you don't lose this mana as steps and phases end.
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Brazen Collector98%
£0.15↓#10534↑0.062.3 years↑
"Whenever this creature attacks, add
. Until end of turn, you don't lose this mana as steps and phases end."
Savage Ventmaw94%
£0.32↑#1709↑0.3211.6 years↑
"Whenever this creature attacks, add 




. Until end of turn, you don't lose this mana as steps and phases end."
Conduit of Storms // Conduit of Emrakul90%
£0.09↓#17828↑0.0610.3 years↑
"Whenever this creature attacks, add 
at the beginning of your next main phase this turn."
Grand Warlord Radha88%
£0.41↑#5724↑0.218.6 years↑
"Whenever one or more creatures you control attack, add that much mana in any combination of
and/or
. Until end of turn, you don't lose this mana as steps and phases end."
Kessig Naturalist // Lord of the Ulvenwald86%
£0.16↓#8533↑0.245.1 years↑
"Whenever this creature attacks, add
or
. Until end of turn, you don't lose this mana as steps and phases end."
Colossal Plow84%
£0.14↓#9062↑0.115.8 years↑
"Whenever this Vehicle attacks, add 

and you gain 3 life. Until end of turn, you don't lose this mana as steps and phases end."
Zhentarim Bandit80%
£0.18↓#10944↑0.004.4 years↑
"Whenever this creature attacks, you may pay 1 life. If you do, create a Treasure token."
Klauth, Unrivaled Ancient79%
£9.40↑#2179↑0.595.3 years↑
"Whenever this card attacks, add X mana in any combination of colors, where X is the total power of attacking creatures. Spend this mana only to cast spells. Until end of turn, you don't lose this mana as steps and phases end."
Kellogg, Dangerous Mind77%
£3.17↑#2582↑0.552.7 years↑
"Whenever this card attacks, create a Treasure token."
Avatar Roku, Firebender77%
£10.98↑#4690↑0.341.0 years
"Whenever a player attacks, add six
. Until end of combat, you don't lose this mana as steps end."
Tanuki Transplanter76%
£0.69↑#6708↑0.074.7 years↑
"Whenever this creature or equipped creature attacks, add an amount of
equal to its power. Until end of turn, you don't lose this mana as steps and phases end."
Sakura-Tribe Springcaller76%
£0.13↓#22377↑0.0621.8 years↑
"At the beginning of your upkeep, add
. Until end of turn, you don't lose this mana as steps and phases end."
Photon, Mighty Marvel76%
£0.20↑#13443↑0.350.4 years
"Whenever this card deals combat damage to a player, add that much mana of any one color. Until end of turn, you don't lose this mana as steps and phases end."