You can also cast Veil of Summer to make your own free spells uncounterable, which definitely seems like a relevant thing to remember
Cards from Guilds of Ravnica are playable in Standard
Upon receipt of a valid infringement notice, we will promptly investigate the claim and take appropriate action, which may include temporary removal of the content, permanent delisting, or termination of the artists licensing agreement

Advanced Search Sets Random Syntax Abattoir Ghoul Aerith Gainsborough Aetherflux Reservoir Agate-Blade Assassin Ageless Entity Ajani's Pridemate Ajani's Welcome Ajani, Sleeper Agent Ajani, Strength of the Pride Al Bhed Salvagers Amalia Benavides Aguirre Amazing Alliance Ancestor Dragon Ancient Cornucopia Angel of Destiny Angel's Feather Angelheart Vial Angelic Chorus Anje, Maid of Dishonor Anointer Priest Answered Prayers Apothecary Initiate Apothecary White Arabella, Abandoned Doll Aragorn and Arwen, Wed Arbaaz Mir Archangel of Thune Archangel of Thune Archivist of Oghma Archnemesis Archon of Cruelty Archon of Redemption Archon of Sun's Grace Aretopolis Ark of Hunger Armadillo Cloak Arnyn, Deathbloom Botanist Ashes of the Abhorrent Atlas, Sizable Stooge Attended Healer Augury Adept Aunt May Aurelia, the Law Above Auriok Champion Auspicious Ancestor Authority of the Consuls Auto-Key Axelrod Gunnarson Ayara, First of Locthwain Azor, the Lawbringer Balefire Liege Baloth Prime Basilica Guards Basilica Screecher Basilica Stalker Bastion of Remembrance Battle Angels of Tyr Bishop of Wings Black Panther, Claws of Bast Black Panther, Wakandan King Blech, Loafing Pest Blight Mound Blind Obedience Blood Artist Blood Hustler Blood Researcher Bloodbond Vampire Bloodchief Ascension Bloodchief Ascension Bloodthirsty Aerialist Bloodthirsty Conqueror Bloomvine Regent

But getting a creature directly into play while triggering cards like Fecundity and Blood Artist sounds pretty decent, and three tokens is a lot of sacrifice fodder, so I see it having a place in the right casual brew
Keep in mind that you can deploy this again and again, as creatures that die arent exiled