Si, puede ser, o también así:

Angel of Total Purity  4WWW
Criatura legendaria - Ángel  M
Flying, first strike, lifelink
Players can't cast spells.
3/3

O:


Angel of Total Purity  4WWW
Criatura legendaria - Ángel  M
Flying, first strike, lifelink
Players can't cast spells.
4/4



NOMBRE B
Instant C
Choose one or both - Put a -1/-1 counter from up to one target creature; or remove a -1/-1 counter from up to one target creature.

Fetid Warrior 1B
Creature - Warrior Troll U
At the begginig of your upkeep, lose 1 life.
Decrepit (While casting this creature spell, you may reduce its cost by {X}. When this enters the battlefield, put X -1/-1 counters on it.)
3/3


Crafty Old 1B
Creature - Troll Rogue U
Protection from white
Decrepit (While casting this creature spell, you may reduce its cost by {X}. When this enters the battlefield, put X -1/-1 counters on it.)
2/2


Troll Healer 3G
Creature - Troll Shaman R
When Troll Healer enters the battlefield, gain 3 life.
Decrepit (While casting this creature spell, you may reduce its cost by {X}. When this enters the battlefield, put X -1/-1 counters on it.)
4/4

Si, no es tan mala:

NAME 2G
Creature - Troll Shaman C
Decrepit (While casting this creature spell, you may reduce its cost by {X}. When this enters the battlefield, put X -1/-1 counters on it.)
T: add X mana to your mana pool, where X is NAME'S toughness.
0/2

NAME 1G
Creature - Troll Warrior C
NAME attacks each turn able.
Decrepit (While casting this creature spell, you may reduce its cost by {X}. When this enters the battlefield, put X -1/-1 counters on it.)
3/3

NAME 2G
Creature - Troll Warrior U
Decrepit (While casting this creature spell, you may reduce its cost by {X}. When this enters the battlefield, put X -1/-1 counters on it.)
When you cast NAME, you may remove a -1/-1 counter from target creature you control.
3/3