Lets first take a look at Laras card: Lara is a Legendary Creature, meaning she can be used as your Commander - the leader of your deck
Usually, that means Commander, but sometimes it can mean being played in Magic's eternal formats: Legacy and Vintage
It has haste, so you can use its activated ability right away to discard a card and draw a card, and if the card you discarded is a creature, you get to amass Orcs 1
The main strategy revolves around unleashing relentless, recursive threats that slowly grind down opponents while maintaining board control
Ive had it come up enough times where I cast Chandra to kill their creature, only for them to activate a creature-land and kill it on the swing back or just stomp it with a Bonecrusher Giant
I wanted to make a Mana Dork for green