To represent the token, you have three choices: (1) Use the printed token included in some Unfinity booster packs, (2) use another printed Magic card or token as a substitute, or (3) use anything else, read the next ruling, and be slightly sad
As a one-drop, the Vinelasher starts dealing damage as quickly as possible, and in multiples, this can be a real pain, especially if you're able to start putting multiple lands into play each turn
Isu the Abominable This 5/5 Yeti for an on-curve 5 mana has three strong abilities
Cloud, Midgar Mercenary Cloud is cheap, powerful, and presents a unique card that should be viable in a number of formats
K'rrik costs Phyrexian mana, so he can be cast quickly at the cost of life
Truth be told, its ideal for anyone who needs an affordable thing