Creatures with intimidate can be blocked only by creatures that share a color with them and/or artifact creatures.
Intimidate can often be found on creatures.
702.13a Intimidate is an evasion ability.
702.13b A creature with intimidate can’t be blocked except by artifact creatures and/or creatures that share a color with it. (See rule 509, “Declare Blockers Step.”)
702.13c Multiple instances of intimidate on the same creature are redundant.
|Accursed Spirit (4)|
Creature — Spirit (3/2)
Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)