+fox (13)
Arctic Foxes can't be blocked by creatures with power 2 or greater as long as defending player controls a snow land.
When Clockwork Fox leaves the battlefield, you draw two cards and each opponent draws a card.
Create a Monster Role token attached to target creature you control. When you do, that creature fights up to one target creature you don't control. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has trample. Creatures that fight each deal damage equal to their power to the other.)
Trample
Whenever you cycle another card, put a +1/+1 counter on Flourishing Fox.
Cycling (, Discard this card: Draw a card.)
As long as you control an artifact or enchantment, Flutterfox has flying.
Untap target attacking creature. Prevent all combat damage that would be dealt to and dealt by that creature this turn.
Draw a card at the beginning of the next turn's upkeep.
: Foxfire Oak gets +3/+0 until end of turn.
Create a Monster Role token attached to target creature you control. (Enchanted creature gets +1/+1 and has trample.)
Whenever Nine-Tail White Fox deals combat damage to a player, draw a card.
, Sacrifice Silverchase Fox: Exile target enchantment.
Flash
When Werefox Bodyguard enters the battlefield, exile up to one other target non-Fox creature until Werefox Bodyguard leaves the battlefield.
, Sacrifice Werefox Bodyguard: You gain 2 life.
Gatherer works better in the Companion app!
, Sacrifice Werefox Bodyguard: You gain 2 life.