Naturally, there's more to this new Magic: The Gathering set than that
Unless the opponent has a specific action spell to clear him from the field, he will reliably generate points every single turn until victory is achieved
Some people choose to double-sleeve cards, which is also seen as something acceptable within the Yu-Gi-Oh community
I tried out different numbers and amounts of life loss, but the Sleeper Agent problem was quite real here: it was hard to get this at a rate where it was fun while encouraging you to keep it or give it away in different games
The full texts of these abilities are "At the beginning of the monarch's end step, that player draws a card" and "Whenever a creature deals combat damage to the monarch, its controller becomes the monarch." If the triggered ability that causes the monarch to draw a card goes on the stack and a different player becomes the monarch before that ability resolves, the first player will still draw the card
Control is all about the two-mana spells in this Chalice of the Void metagame, so this addition has been huge for the viability of Esper Control