I think the card is likely not a four-off except in the Burn version because they can be clunky in multiples, but I think I always want at least two in my red decks
You can easily sacrifice three or four dorks in the face of mass removal or after blocking to draw cards
Whether evoke's sacrifice ability triggers when the creature enters the battlefield depends on whether the spell's controller chose to pay the evoke cost, not whether they actually paid it (if it was reduced or otherwise altered by another ability, for example)
In fact, given this situation and the choke hold Garruk has on Liliana, the leg between her leg positioning helps to prevent escape and is functional
However, the exception was the Black & White base set, which featured a simple, rainbow holographic treatment on its reverse holo cards with no pattern at all to speak of, beyond the standard colouring of the holo under a light source