The extra-link handicap is also quite romantic, and you can simply consider it as a no-cost 2-card handicap
Here's two options for how games went back in 1999: Your first turn: "Swamp, Dark Ritual, Negator." Opponent's first turn: "Mountain, Shock your Negator." You: "Sacrifice the Negator and my Swamp, scoop." -OR- Your first turn: "Swamp, Dark Ritual, Negator" Opponent (looking at their hand of Land Grants and Llanowar Elves): "Scoop." The drawback on Phyrexian Negator is so punishing, and its stats so overpowered by the standard of its era, that you often knew as soon as you cast it who was winning that game
The +1/+1 counter and first strike are easy to misjudge, and any combat trades become great deals for you since your power gets plenty high in a hurry
Note: Loka is the Sanskrit word for World in both the literal sense and the this modern age sense, while Samsara means the cycle of life, death and rebirth.
The panel mentioned that there are additional ways that this can be obtained, but the exact details haven't been revealed yet