Below are the 32 players advancing to Day 2 of the 2018 Santa Catarina Regional Championships, as well as their decks.
- Damian Anile, Buzzwole FLI/Weavile UPR/Magcargo/Shrine of Punishment
- Diego Cassiraga, Buzzwole FLI/Weavile UPR/Magcargo/Shrine of Punishment
- Felipe Reyes, Zoroark-GX/Golisopod-GX
- Alexandre Braga, Buzzwole FLI/Garbodor/Shrine of Punishment
- Samuel Jacques, Buzzwole FLI/Garbodor/Shrine of Punishment
- Otavio Gouveia, Vikavolt/Rayquaza-GX
- Lucas Pereira, Zoroark-GX/Lycanroc-GX
- Gustavo Wada, Zoroark-GX/Lycanroc-GX
- Alex Silva, Zoroark-GX/Lycanroc-GX
- Juan Pablo Salas Cornejo, Zoroark-GX/Lycanroc-GX
- Rafael Yuiti, Buzzwole FLI/Garbodor/Shrine of Punishment
- Pedro Daher, Buzzwole FLI/Garbodor/Shrine of Punishment
- Pedro Lacerda, Zoroark-GX/Lycanroc-GX
- Eduardo Romanelli, Zoroark-GX/Lycanroc-GX
- Vinicius Souza, Vikavolt/Rayquaza-GX
- Breno Santos, Buzzwole FLI/Garbodor/Shrine of Punishment
- Gabriel Modesto, non-GX Beast Box
- Nicolas Galaz Sanhueza, Buzzwole FLI/Weavile UPR/Magcargo/Shrine of Punishment
- Thiago Giovannetti, Malamar/Shining Lugia/Deoxys/Shrine of Punishment
- Bruno Tavares, Silvally-GX/Buzzwole
- Gabriel Pino Semedo, non-GX Beast Box
- Thiago Jesus, Weavile Spread
- Bruno Benetti, Buzzwole FLI/Garbodor/Banette-GX/Shrine of Punishment
- Diego Falqui, Vikavolt/Rayquaza-GX
- Lucas Jacques, Buzzwole FLI/Garbodor/Shrine of Punishment
- Bruno Sermann, Buzzwole FLI/Garbodor/Shrine of Punishment
- Artur Carvalho, Buzzwole FLI/Weavile UPR/Magcargo/Shrine of Punishment
- William Lacerda, Hoopa/Weavile/Garbodor
- Guillherme Banevicius, Malamar/Psychic
- Alejo Salvador, Magnezone/Dusk Mane Necrozma-GX/Zoroark-GX
- Rodolfo de Jesus, Malamar/Shining Lugia/Deoxys/Shrine of Punishment
- Bastian Silva, Vikavolt/Rayquaza-GX