Name:Shield Sphere
ManaCost:0
Types:Artifact Creature Wall
PT:0/6
K:Defender
T:Mode$ Blocks | ValidCard$ Card.Self | TriggerZones$ Battlefield | Execute$ TrigPutCounter | TriggerDescription$ Whenever CARDNAME blocks, put a -0/-1 counter on it.
SVar:TrigPutCounter:AB$PutCounter | Cost$ 0 | Defined$ Self | CounterType$ M0M1 | CounterNum$ 1
SVar:Picture:http://www.wizards.com/global/images/magic/general/shield_sphere.jpg
Oracle:Defender\nWhenever Shield Sphere blocks, put a -0/-1 counter on it.