If wheel effects and group hug cards arent your forte, you can also choose to focus on finding ways to boost the power of Xyris, then swing in for a bunch of damage in the area to build your swarm that way
Its a little wonky
Mikaeus, the Lunarch and Anafenza, Kin-Tree Spirit are legends that play nicely with +1/+1 strategies if we want to further develop that angle of the deck
A *LITERALLY* UNTAPPED RESOURCE Convoke, conspire crew, harmonize, saddle, and now station: these are the mechanics which allow you to pay costs by tapping random creatures you control
Poniewa automaty s szybkie i wcigajce, wyznacz limity depozytu, czasu gry i ewentualnych strat
Ayara, First of Locthwain embodies this cycle of death and undeath perfectly with its mechanics